[1035] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // $Id: G4tgbPlaceParamCircle.cc,v 1.5 2008/12/03 16:16:01 arce Exp $ |
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[1228] | 28 | // GEANT4 tag $Name: geant4-09-03 $ |
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[1035] | 29 | // |
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| 30 | // |
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| 31 | // class G4tgbPlaceParamCircle |
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| 32 | |
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| 33 | // History: |
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| 34 | // - Created. P.Arce, CIEMAT (November 2007) |
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| 35 | // ------------------------------------------------------------------------- |
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| 36 | |
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| 37 | #include "G4tgbPlaceParamCircle.hh" |
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| 38 | #include "G4tgrPlaceParameterisation.hh" |
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| 39 | #include "G4ThreeVector.hh" |
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| 40 | #include "G4RotationMatrix.hh" |
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| 41 | #include "G4VPhysicalVolume.hh" |
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| 42 | #include "G4tgrUtils.hh" |
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| 43 | #include "G4tgrMessenger.hh" |
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| 44 | |
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| 45 | // ------------------------------------------------------------------------- |
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| 46 | G4tgbPlaceParamCircle::~G4tgbPlaceParamCircle() |
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| 47 | { |
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| 48 | } |
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| 49 | |
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| 50 | |
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| 51 | // ------------------------------------------------------------------------- |
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| 52 | G4tgbPlaceParamCircle:: |
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| 53 | G4tgbPlaceParamCircle( G4tgrPlaceParameterisation* tgrParam ) |
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| 54 | : G4tgbPlaceParameterisation(tgrParam) |
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| 55 | { |
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| 56 | //---- Get translation and rotation |
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| 57 | if( tgrParam->GetParamType() == "CIRCLE" ) |
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| 58 | { |
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| 59 | CheckNExtraData( tgrParam, 7, WLSIZE_EQ, "G4tgbPlaceParamCircle:"); |
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| 60 | theCircleAxis = G4ThreeVector( tgrParam->GetExtraData()[4], |
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| 61 | tgrParam->GetExtraData()[5], |
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| 62 | tgrParam->GetExtraData()[6] ); |
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| 63 | |
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| 64 | G4ThreeVector zaxis(0.,0.,-1.); |
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| 65 | if( zaxis.cross(theCircleAxis).mag() > 1.E-6 ) |
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| 66 | { |
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| 67 | theDirInPlane = zaxis.cross(theCircleAxis); |
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| 68 | } |
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| 69 | else |
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| 70 | { |
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| 71 | theDirInPlane = theCircleAxis.cross(G4ThreeVector(0.,-1.,0.)); |
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| 72 | } |
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| 73 | theAxis = kZAxis; |
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| 74 | } |
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| 75 | else |
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| 76 | { |
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| 77 | CheckNExtraData( tgrParam, 4, WLSIZE_EQ, "G4tgbPlaceParamCircle:"); |
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| 78 | if( tgrParam->GetParamType() == "CIRCLE_XY" ) { |
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| 79 | theCircleAxis = G4ThreeVector(0.,0.,1.); |
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| 80 | theDirInPlane = G4ThreeVector(1.,0.,0.); |
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| 81 | theAxis = kZAxis; |
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| 82 | } else if( tgrParam->GetParamType() == "CIRCLE_XZ" ) { |
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| 83 | theCircleAxis = G4ThreeVector(0.,1.,0.); |
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| 84 | theDirInPlane = G4ThreeVector(1.,0.,0.); |
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| 85 | theAxis = kYAxis; |
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| 86 | } else if( tgrParam->GetParamType() == "CIRCLE_YZ" ) { |
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| 87 | theCircleAxis = G4ThreeVector(1.,0.,0.); |
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| 88 | theDirInPlane = G4ThreeVector(0.,1.,0.); |
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| 89 | theAxis = kXAxis; |
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| 90 | } |
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| 91 | } |
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| 92 | |
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| 93 | if( theCircleAxis.mag() == 0. ) |
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| 94 | { |
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| 95 | G4Exception("G4tgbPlaceParamCircle::G4tgbPlaceParamCircle()", |
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| 96 | "InvalidSetup", FatalException, "Circle axis is zero !"); |
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| 97 | } |
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| 98 | theCircleAxis /= theCircleAxis.mag(); |
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| 99 | |
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| 100 | theAxis = kZAxis; |
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| 101 | |
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| 102 | theNCopies = G4int(tgrParam->GetExtraData()[0]); |
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| 103 | theStep = tgrParam->GetExtraData()[1]; |
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| 104 | theOffset = tgrParam->GetExtraData()[2]; |
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| 105 | theRadius = tgrParam->GetExtraData()[3]; |
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| 106 | |
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| 107 | #ifdef G4VERBOSE |
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| 108 | if( G4tgrMessenger::GetVerboseLevel() >= 2 ) |
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| 109 | { |
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| 110 | G4cout << " G4tgbPlaceParamCircle::G4tgbPlaceParamCircle():" << G4endl |
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| 111 | << " param type " << tgrParam->GetParamType() << G4endl |
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| 112 | << " no copies - " << theNCopies << G4endl |
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| 113 | << " step - " << theStep << G4endl |
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| 114 | << " offset - " << theOffset << G4endl |
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| 115 | << " radius - " << theRadius << G4endl |
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| 116 | << " circle axis - " << theCircleAxis << G4endl |
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| 117 | << " dir in plane - " << theDirInPlane << G4endl; |
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| 118 | } |
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| 119 | #endif |
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| 120 | } |
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| 121 | |
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| 122 | |
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| 123 | // ------------------------------------------------------------------------- |
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| 124 | void G4tgbPlaceParamCircle:: |
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| 125 | ComputeTransformation(const G4int copyNo, G4VPhysicalVolume *physVol) const |
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| 126 | { |
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| 127 | G4double posi = theOffset + copyNo*theStep; |
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| 128 | G4ThreeVector origin = theDirInPlane * theRadius; |
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| 129 | origin.rotate( posi, theCircleAxis ); |
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| 130 | |
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| 131 | //----- Calculate rotation matrix (so that all volumes point to the centre) |
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| 132 | G4RotationMatrix rm; |
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| 133 | rm.rotate( -posi, theCircleAxis ); |
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| 134 | |
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| 135 | //----- Set translation and rotation |
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| 136 | physVol->SetTranslation(origin); |
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| 137 | G4RotationMatrix* pvRm = physVol->GetRotation(); |
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| 138 | if( pvRm == 0 ) |
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| 139 | { |
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| 140 | pvRm = new G4RotationMatrix; |
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| 141 | } |
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| 142 | *pvRm = *theRotationMatrix * rm; |
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| 143 | physVol->SetRotation(pvRm); |
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| 144 | physVol->SetCopyNo( copyNo ); |
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| 145 | |
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| 146 | #ifdef G4VERBOSE |
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| 147 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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| 148 | { |
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| 149 | G4cout << " G4tgbPlaceParamCircle::ComputeTransformation():" |
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| 150 | << physVol->GetName() << G4endl |
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| 151 | << " no copies - " << theNCopies << G4endl |
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| 152 | << " centre - " << origin << G4endl |
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| 153 | << " rotation-matrix - " << *pvRm << G4endl; |
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| 154 | } |
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| 155 | #endif |
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| 156 | } |
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